Re: [PATCH v6 3/5] mm: introduce mmap3 for safely defining new mmap flags

[Christoph Hellwig]

On Fri, Aug 25, 2017 at 06:58:03PM +0300, Kirill A. Shutemov wrote:
> Not all archs are ready for this:
> 
> arch/parisc/include/uapi/asm/mman.h:#define MAP_TYPE    0x03            /* Mask for type of mapping */
> arch/parisc/include/uapi/asm/mman.h:#define MAP_FIXED   0x04            /* Interpret addr exactly */

I'd be happy to say that we should not care about parisc for
persistent memory.  We'll just have to find a way to exclude
parisc without making life too ugly.